package jdbc;

import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.SQLException;
import java.sql.Statement;

public class Demo9 {
    public static void main(String[] args) {

        try (Connection connection=DBUtil.getConnection();){
            String sql="INSERT INTO user(username,password,nickname,age) " +
                    "VALUES(?,?,?,?)";
            PreparedStatement ps=connection.prepareStatement(sql);
            ps.setString(1,"张三");
            ps.setString(2,"123456");
            ps.setString(3,"张三丰");
            ps.setInt(4,18);
            int num=ps.executeUpdate();
            System.out.println(num>0?"插入成功":"插入失败");
        } catch (SQLException e) {
            e.printStackTrace();
        }
    }
}
